package com.ruoyi.project.system.controller;

import java.util.List;

import com.ruoyi.db.common.domain.SysDeptQueryVo;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.ruoyi.common.constant.UserConstants;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.framework.aspectj.lang.annotation.Log;
import com.ruoyi.framework.aspectj.lang.enums.BusinessType;
import com.ruoyi.framework.web.controller.BaseController;
import com.ruoyi.framework.web.domain.AjaxResult;
import com.ruoyi.db.system.domain.SysDept;
import com.ruoyi.project.system.service.SysDeptService;

/**
 * 部门信息
 *
 * @author ruoyi
 */
@Api(tags="系统管理：部门管理")
@RestController
@RequestMapping("/system/dept")
public class SysDeptController extends BaseController
{
    @Autowired
    private SysDeptService deptService;

    @ApiOperation("获取部门列表")
    @PreAuthorize("@ss.hasPermi('system:dept:list')")
    @GetMapping("/list")
    public AjaxResult list(SysDeptQueryVo dept)
    {
        List<SysDept> depts = deptService.selectDeptList(dept);
        return AjaxResult.success(depts);
    }

    @ApiOperation("查询部门详细信息")
    @Log(title = "部门管理", businessType = BusinessType.OTHER)
    @PreAuthorize("@ss.hasPermi('system:dept:query')")
    @GetMapping(value = "/{deptId}")
    public AjaxResult getInfo(@PathVariable Long deptId)
    {
        return AjaxResult.success(deptService.selectDeptById(deptId));
    }

    @ApiOperation("获取部门下拉树列表")
    @Log(title = "部门管理", businessType = BusinessType.OTHER)
    @GetMapping("/treeselect")
    public AjaxResult treeselect(SysDeptQueryVo dept)
    {
        List<SysDept> depts = deptService.selectDeptList(dept);
        return AjaxResult.success(deptService.buildDeptTreeSelect(depts));
    }

    @ApiOperation("加载对应角色部门列表树")
    @Log(title = "部门管理", businessType = BusinessType.OTHER)
    @GetMapping(value = "/roleDeptTreeselect/{roleId}")
    public AjaxResult roleDeptTreeselect(@PathVariable("roleId") Long roleId)
    {
        List<SysDept> depts = deptService.selectDeptList(new SysDeptQueryVo());

        AjaxResult ajax = AjaxResult.success();

        ajax.put("checkedKeys", deptService.selectDeptListByRoleId(roleId));
        ajax.put("depts", deptService.buildDeptTreeSelect(depts));
        return ajax;
    }

    @ApiOperation("新增部门")
    @Log(title = "部门管理", businessType = BusinessType.INSERT)
    @PreAuthorize("@ss.hasPermi('system:dept:add')")
    @PostMapping
    public AjaxResult add(@Validated @RequestBody SysDept dept)
    {
        // 检查在同一父部门中，部门名称是否已存在
        if (UserConstants.NOT_UNIQUE.equals(deptService.checkDeptNameUnique(dept)))
        {
            return AjaxResult.error("新增部门'" + dept.getDeptName() + "'失败，部门名称已存在");
        }

        // 将新部门数据保存到数据库
        dept.setCreateBy(SecurityUtils.getUsername());
        return toAjax(deptService.insertDept(dept));
    }

    @ApiOperation("修改部门")
    @PreAuthorize("@ss.hasPermi('system:dept:edit')")
    @Log(title = "部门管理", businessType = BusinessType.UPDATE)
    @PutMapping
    public AjaxResult edit(@Validated @RequestBody SysDept dept)
    {
        // 修改前，检验能否满足修改条件
        if (UserConstants.NOT_UNIQUE.equals(deptService.checkDeptNameUnique(dept)))
        {
            return AjaxResult.error("修改部门'" + dept.getDeptName() + "'失败，部门名称已存在");
        }
        else if (dept.getParentId().equals(dept.getDeptId()))
        {
            return AjaxResult.error("修改部门'" + dept.getDeptName() + "'失败，上级部门不能是自己");
        }

        // 正式修改此部门
        dept.setUpdateBy(SecurityUtils.getUsername());
        return toAjax(deptService.updateDept(dept));
    }

    @ApiOperation("删除部门")
    @PreAuthorize("@ss.hasPermi('system:dept:remove')")
    @Log(title = "部门管理", businessType = BusinessType.DELETE)
    @DeleteMapping("/{deptId}")
    public AjaxResult remove(@PathVariable Long deptId)
    {
        // 删除前，检验能否删除此部门
        if (deptService.hasChildByDeptId(deptId))
        {
            return AjaxResult.error("存在下级部门,不允许删除");
        }
        if (deptService.checkDeptExistUser(deptId))
        {
            return AjaxResult.error("部门存在用户,不允许删除");
        }

        // 正式删除此部门
        return toAjax(deptService.deleteDeptById(deptId));
    }
}
